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FLEXTECH Hose Reducer: 3 in Hose Lg, Blue, Silicone - Silicone SAE J20 Heater Hose Reducers
FLEXTECHSilicone SAE J20 Heater Hose Reducers

FLEXTECH Hose Reducer: 3 in Hose Lg, Blue, Silicone

The FLEXTECH Silicone SAE J20 Heater Hose Reducer (MPN R40-238/325) is a blue silicone reducer with a 3-inch hose length, featuring a temperature range of -65° to 350°F and silicone tube and cover materials. 3G…

SKU 3G-OTH-457304

Brand
FLEXTECH
Item
Hose Reducer: 3 in Hose Lg, Blue, Silicone
Category
Silicone SAE J20 Heater Hose Reducers
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Technical Specifications

FLEXTECH
Manufacturer Part Number
R40-238/325
Type
Blue, Silicone, Silicone
Hose Color
Blue
Temp. Range
-65° to 350°F
Hose Tube Material
Silicone
Hose Cover Material
Silicone
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FLEXTECH Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLEXTECH Silicone SAE J20 Heater Hose Reducer (MPN R40-238/325) is a blue silicone reducer with a 3-inch hose length, featuring a temperature range of -65° to 350°F and silicone tube and cover materials. 3G Electric interprets demand for this component across 14 industrial departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

What is a FLEXTECH silicone heater hose reducer used for?

A FLEXTECH silicone heater hose reducer connects two different-diameter hoses in automotive or industrial cooling systems. It handles coolant flow in heater circuits, radiators, and bypass lines. 3G Electric supplies this reducer across 14 industrial departments, with specialist depth in combustion, pumps and controls.

What are the specifications of the FLEXTECH R40-238/325 hose reducer?

The FLEXTECH R40-238/325 is a blue silicone reducer with a 3-inch hose length. It has a temperature range of -65° to 350°F, with silicone tube and cover materials. It meets SAE J20 standards for heater hose applications. 3G Electric sources this genuine FLEXTECH part for global delivery.

Where to buy FLEXTECH silicone hose reducers worldwide?

3G Electric supplies FLEXTECH silicone hose reducers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine FLEXTECH parts like the R40-238/325 to your facility. Contact us for availability and lead time.

How to install a FLEXTECH silicone heater hose reducer?

To install a FLEXTECH silicone reducer, cut the hose ends squarely, lubricate with silicone grease, and slide the reducer onto each hose. Secure with constant-torque clamps, avoiding over-tightening. Ensure the reducer is fully seated and the system is pressure-tested before operation. 3G Electric provides sourcing support for this component.

Used in

Common applications for FLEXTECH
Industrial burner systems — FLEXTECH silicone heater hoses for coolant circulation in preheat loops
Turbocharged diesel engines — FLEXTECH charge air cooler hoses for intake air routing
HVAC equipment — FLEXTECH vacuum hoses for pneumatic control lines
Marine engine cooling — FLEXTECH SAE J20R3 heater hoses for raw water and closed-loop systems
Generator sets — FLEXTECH 45° elbow hoses for coolant line routing in confined spaces
Compressed air systems — FLEXTECH silicone hoses for high-temperature air transfer

FLEXTECH Products

3G Electric supplies FLEXTECH silicone sae j20 heater hose reducers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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FLEXTECH Hose Reducer: 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/375). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/375). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 1 3/4 in_2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/200). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 1 3/4 in_2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/200). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 in_2 19/50 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-200/238). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 in_2 19/50 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-200/238). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 2 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-200/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 2 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-200/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 1 1/2 in_2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-150/200). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 1 1/2 in_2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-150/200). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 3 1/4 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 1/4 in_4 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-325/400). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 3 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 3 in_3 1/2 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-300/350). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
FLEXTECH Hose Reducer: 1 3/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.
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FLEXTECH Hose Reducer: 1 3/4 in_3 in Hose Inside Dia., 3 in Hose Lg, Blue, Silicone, Silicone (MPN R40-175/300). Key specifications — Hose Cover Material: Silicone; Hose Color: Blue; Temp. Range: -65° to 350°F; Hose Tube Material: Silicone; Brand: FLEXTECH.